研究表明 ，相山火山盆地火山活动划分为两个旋回 ，其就位受制于区域深断裂的走滑拉分作用。
The study shows that volcanic activity in Xiangshan volcanic basin may be divided into two cycles, and its emplacement is controlled by strike slip pull apart process originated from the deep regiona.
区内不同方向、规模和形成时代有别的断裂纵横交叉，将川滇地区划分为大小不同、形状各异的活动地块。
The fractures in different direction, scale and formation era in the zone across the block divide this area into several active blocks with different size and shape.
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